Our company can provide 20 series of button battery shells, their positive and negative electrode shells are smooth, no bumps, no lettering. They are made of 304 stainless steel, can be used for laboratory research.
TOB new energy limited can supply full set lithium battery equipment and materials.
If you are interested in lithium battery industry, please feel free to contact us, our engineer will provide "one-stop" solution for you, provide a "Turn key" project for you.
Contact person:Gavin Zhu (Engineer & Sales)
Email:tob.gavin@tobmachine.com
Skype: tob.gavin@tobmachine.com
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